Hrushevsky, Mykhailo.
The Cossack Age, 1626-1650 /
translated by M.D. Olynyk ; edited by F.E. Sysyn ; with the assistance of M. Yurkevich 
. - Edmonton  : Toronto : Canadian Institute of Ukrainian Studies,  2002 
. - LXXXII, 808 p.  map.  26 cm. 
 - Hrushevsky translation project .
<br/><label>  ISBN: </label>1-895571-32-4